The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 25, 2018
Filed:
Dec. 02, 2014
Applicant:
Conocophillips Company, Houston, TX (US);
Inventors:
James A. Mills, Houston, TX (US);
Robert S. Redman, Anchorage, AK (US);
David L. Lee, Anchorage, AK (US);
Assignee:
ConocoPhillips Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 36/00 (2006.01); E21B 43/24 (2006.01);
U.S. Cl.
CPC ...
E21B 36/003 (2013.01); E21B 43/2406 (2013.01);
Abstract
A method and system for insulating wells using dual concentric vacuum insulated tubing layers with joints staggered with respect to one another. The method can be combined with other insulating methods, and well as with other subsidence mitigation techniques.